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labwork [276]
3 years ago
12

Kelly drew a circle with a diameter of 8cm Paige drew a circle with a radius of 3cm approximately how much larger is the area of

kylies circle than the area of paiges circle?
Mathematics
1 answer:
nlexa [21]3 years ago
8 0

Answer:

15.7

Step-by-step explanation:

d = 2r

d = 8 thus r = 4

area (kelly) = 4 x4 x \pi = 16\pi

area (paige) =  3 x 3 x \pi = 9 \pi

difference = 16 \pi - 9 \pi = 5 \pi = 15.7

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The answer will be b
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if I have 40 buckets and need to fill 64/100 with soap and the rest with water how many do I fill with water?
Bas_tet [7]
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2 years ago
Read 2 more answers
A girl stands on a carousel and rotated around the ride 6 times if the distance between the girl and the center of the carousel
Lesechka [4]

Answer:

301.74 feet

Step-by-step explanation:

Given:

A girl stands on a carousel and rotated around the ride 6 times.

The distance between the girl and the center of the carousel is 8.

It means radius, r = 8 feet

Question asked:

How many feet did the little girl travel ?

Solution:

As here asked that how many feet the little girl traveled during rotation around the ride 6 times, we will find circumference of the circle.

Circumference\ of \ circle =2\pi r

                                        =2\times\frac{22}{7} \times8\\ =\frac{352}{7} \\ =50.29\ feet

Now, we will multiply this by 6 as she  rotated around the ride 6 times.

6\times50.29=301.74\ feet

Thus, the little girl traveled 301.74 feet during this ride.

8 0
3 years ago
Plz give me explanation how to solve
skelet666 [1.2K]
120 people who all need 1 drink, so if each drink needs .5 cups of concentrate you will do 120d × 0.5 = 60 total cups of concentrate. if you then set up a fraction, you could cross multiply to get the answer, but I cant do fractions here so I'll say this: if every 5 cups of concentrate gives 19 cups of water, then you divide 60 cups by 5 cups to see how many "batches" of this recipie you will need, you get 12 batches, so 12 x 19 (cups of water per batch) to get 218 ( I think, check my math with a calculator
4 0
3 years ago
If x is not equal to zero, what is the value of 4(3x)^2/ (2x)^2
Nesterboy [21]
We can write it like this:

\frac{4*(3x)*(3x)}{(2x)(2x)}

if x isn't 0, we can divide both sides by x:

\frac{4*(3x)*(3)}{(2x)(2)}

and again


\frac{4*(3)*(3)}{(2)(2)}


and now we can calcuate

\frac{4*9)}{4}

and divide both sides by 4.

We're left with 9!!


so the solution is 9!


5 0
2 years ago
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